6.7 x 87mm Hex - Exterior -Timber Frame Construction & Landscaping Screws (Tub 400)

Hex head countersunk with a fixed washer Long lasting plating withstands up to 1,000 hours salt spray resistance in accordance to BS EN 9227:2012 Patented lubrication, designed to enhance screw insertion time and provides greater resistance to corrosion Helix shank for removing debris and to improve clamping 50° deep single thread to provide a secure fixing with high pull-out resistance Single slash point to reduce torque and the risk of timber splitting at low edge distance 25° sharp point and single lead for a fast start and improved thread acceptance